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/* Gatech ECE2035 2014 FALL missile command
 * Copyright (c) 2014 Gatech ECE2035
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
/** @file main.cpp */
// Include header files for platform
#include "mbed.h"
#include "uLCD_4DGL.h"
#include "wave_player.h"
#include "SDFileSystem.h"
#include "segment_display.h"

// Include header files for missile command project
#include "globals.h"
#include "city_landscape_public.h"
#include "missile_public.h"
#include "player.h"

// Platform initialization
DigitalIn left_pb(p23); DigitalIn right_pb(p21); DigitalIn fire_pb(p22);
uLCD_4DGL uLCD(p28,p27,p29);
AnalogOut DACout(p18);
wave_player waver(&DACout);
SDFileSystem sd(p5, p6, p7, p8, "sd"); // mosi, miso, sck, cs

// Example of the decleration of your implementation
void playSound(char * wav);

/** Main() is where you start your implementation
    @brief The hints of implementation are in the comments. <br>
    @brief You are expected to implement your code in main.cpp and player.cpp. But you could modify any code if you want to make the game work better.
*/
int main()
{   
    // [Demo of 7-segment display]
    // 1.Initialize the segment display
    setup_sequence();
    seg_driver_initialize();
    // 2.show numbers
    int i;
    for(i=0;i<10;i++){
        seg_driver(i);
        wait(0.2);
    }
    
    // [Demo of play sound file]
    playSound("/sd/wavfiles/BUZZER.wav");
    
    /// [Example of missile command implementation]
        /// Here is a rough flow to implement the missile command: <br><br>
    
    /// 1.Initialize and draw the city landscape
    city_landscape_init(4); 
    // Initialize the buttons        
    left_pb.mode(PullUp);  // The variable left_pb will be zero when the pushbutton for moving the player left is pressed    
    right_pb.mode(PullUp); // The variable rightt_pb will be zero when the pushbutton for moving the player right is pressed        
    fire_pb.mode(PullUp);  //the variable fire_pb will be zero when the pushbutton for firing a missile is pressed
    
    /// 2.Begin the game loop
    while(1){
        
        /// 3.Example of drawing the player
        player_draw(60,100); // draws a player at the center of the screen
        
        /// 4.Example of calling the missile API.
        missile_generator(); /// It updates all incoming missiles on the screen
        
        /// 5.Implement the code to get user input and update the player
            /// -[Hint] You could see city_landscape.cpp to get some ideas about how to implement your player. <br>
        if(left_pb == 0){
            /// -[Hint] Implement the code to move player left <br>
        }
        if(right_pb == 0){
            /// -[Hint] Implement the code to move player right <br>
        }
        if(fire_pb == 0){
            /// -[Hint] Implement the code to fire player-missile <br>
            
            // [Demo of play sound file]
            playSound("/sd/wavfiles/BUZZER.wav");
        }
        
        /// 6.Implement the code to draw a user missile
            /// -[Hint] You could see missile.cpp or missile_generator() for your reference <br>
        
        /// 7.Implement the code to detect the collision between missiles and cities
            /// -[Hint] You could use city_get_info() and  missile_get_info() <br>
            /// -[Hint] You could use missile_set_exploded() to notify the missile module that the missile was exploded. <br>
            /// -[Hint] You need to check which city was hit by the missile, and call city_destory() to destroy it. <br>
            /// -[Hint] You might also check whether the missile hit the land <br>
        
        /// 8.Implement the code to detect a collision between player-missiles and incoming missiles
            /// -[Hint] You could use missile_get_info() to get the position of incoming missile <br>
            /// -[Hint] You could use missile_set_exploded() to notify the missile module that the missile was exploded. <br>
            /// -[Hint] You might also check whether the missile hit the player <br>
        
        /// 9.Implement the code to check the end of game
            /// -[Hint] For example, if there is no more city, it should be gameover. <br>
        
    }
}

// Example of implementation of your functions
void playSound(char * wav)
{
    // open wav file
    FILE *wave_file;
    wave_file=fopen(wav,"r");

    // play wav file
    waver.play(wave_file);

    // close wav file
    fclose(wave_file);
}